Home / 17,558,388.64-26,340,106.56-5,428,798.24

Finding the Fourth Proportional to 17,558,388.64, 26,340,106.56 and 5,428,798.24

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Solution

The fourth proportional to 17,558,388.64, 26,340,106.56 and 5,428,798.24 is: 8,143,977.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,558,388.64 : 26,340,106.56 = 5,428,798.24 : x
  2. Step 2: Convert to fraction form
    17,558,388.64/26,340,106.56 = 5,428,798.24/x
  3. Step 3: Cross multiply
    17,558,388.64x = 26,340,106.56 × 5,428,798.24
  4. Step 4: Simplify right side
    17,558,388.64x = 142,995,124,134,340.44
  5. Step 5: Solve for x
    x = 142,995,124,134,340.44/17,558,388.64
  6. Step 6: Final answer
    x = 8,143,977.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.